ISO dumbbell set for fitness1&period; &rpar;Product describe&colon;Adjust from in 5-pounds to 52&period;5-pounds in 2&period;5-pound increments &lpar;up to the first 25-pounds&rpar; so you can gradually increase your strength without bulking upOne pair of these dumbbells can replace 15 pairs of dumbbells taking up space in your home gymCoated weight plates eliminate clanking and banging while working out